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December Weather in Coal Creek, United States

Last updated: June 24, 2025

In December, the average temperature in Coal Creek, United States hovers around -5°C (23°F), though it can dip as low as -23°C (-10°F) and climb to a maximum of 15°C (60°F). Expect 24 mm (1.0 in) of precipitation spread over 6 days, coupled with high humidity levels averaging 89%.

December Temperature in Coal Creek

In December in Coal Creek, the average temperature is -5°C (23°F). Maximums can reach 15°C (60°F), while minimums can drop as low as -23°C (-10°F). Travelers should be prepared for a wide range of temperatures, from chilly days to mild afternoons.

December Weather in Coal Creek: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Coal Creek, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Coal Creek, December typically has an average temperature of -5°C (23°F), with highs reaching up to 15°C (60°F) and lows dropping to around -23°C (-10°F).
JanFebMarAprMayJunJulAugSepOctNovDec212028334255605953383023
Data source: Temperature data for Coal Creek generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Coal Creek

In Coal Creek in December, the precipitation amount is 24 mm (1.0 in) spread over a period of 6 days.

December Precipitation Trends in Coal Creek

The chart displays monthly precipitation patterns in Coal Creek, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Coal Creek, December typically receives around 24 mm (1.0 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec27446568139921108147503224
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Coal Creek

In Coal Creek in December, humidity is 89%. With an average temperature of -5°C (23°F), this humidity feels like a biting chill that seeps into your bones, making outdoor activities uncomfortable and prompting frequent breaks to warm up indoors.

December Average Humidity in Coal Creek

This chart illustrates the average monthly humidity levels in Coal Creek, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Coal Creek is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%81%76%67%58%52%56%65%76%82%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Coal Creek

In Coal Creek in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Coal Creek for better planning.

Maximum UV Index Levels in Coal Creek for December

The chart shows the monthly maximum UV Index (UVI) for Coal Creek in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Coal Creek typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469121213121210754
Data source: Coal Creek December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Coal Creek Compares to Other Months

Weather in Coal Creek varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Coal Creek, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Coal Creek, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)27 mm (1.0 inches)88%moderate
February Weather-7°C (20°F)44 mm (1.7 inches)87%high
March Weather-2°C (29°F)65 mm (2.6 inches)81%very high
April Weather1°C (33°F)68 mm (2.7 inches)76%extreme
May Weather6°C (42°F)139 mm (5.5 inches)66%extreme
June Weather13°C (55°F)91 mm (3.6 inches)58%extreme
July Weather16°C (60°F)110 mm (4.3 inches)52%extreme
August Weather15°C (59°F)81 mm (3.2 inches)56%extreme
September Weather12°C (53°F)47 mm (1.8 inches)65%very high
October Weather3°C (38°F)50 mm (2.0 inches)76%high
November Weather-1°C (30°F)32 mm (1.2 inches)82%moderate
December Weather-5°C (23°F)24 mm (1.0 inches)89%moderate

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